Kacyn vs Petar

Baby Name Comparison — 2026

Kacyn

Boy #6,406 Most Popular 2 Syllables

"vigilant, watchful"

Origin: Irish (Casey root)

American English

✓ All Clear

Boy #6,347 Most Popular 2 Syllables

"rock, stone"

Origin: Greek

Serbian Croatian Bulgarian Macedonian

✓ All Clear

Kacyn Rank #6,406

Petar Rank #6,347

Petar is more popular, ranked #6347 vs #6406 for Kacyn.

Is Kacyn or Petar more popular?

Petar is more popular, ranked #6347 compared to Kacyn at #6406 in the United States.

What do Kacyn and Petar mean?

Kacyn means "vigilant, watchful" (Irish (Casey root) origin). Petar means "rock, stone" (Greek origin).

Are Kacyn and Petar boy or girl names?

Kacyn is primarily a boy name. Petar is primarily a boy name.